package com.cy.pj.common.config;


import org.apache.shiro.cache.CacheManager;
import org.apache.shiro.cache.MemoryConstrainedCacheManager;
import org.apache.shiro.mgt.RememberMeManager;
import org.apache.shiro.mgt.SecurityManager;
import org.apache.shiro.realm.Realm;
import org.apache.shiro.session.mgt.SessionManager;
import org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.CookieRememberMeManager;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.apache.shiro.web.servlet.SimpleCookie;
import org.apache.shiro.web.session.mgt.DefaultWebSessionManager;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.LinkedHashMap;

/**
 * @author shuidehuiyi@gmail.com
 * @date 2020/6/23 11:27
 */
@Configuration
public class SpringShiroConfig {
    @Bean
    public SecurityManager securityManager(Realm realm,
                                           CacheManager cacheManager,
                                           RememberMeManager rememberManager,
                                           SessionManager sessionManager) {
        DefaultWebSecurityManager sManager= new DefaultWebSecurityManager();
        sManager.setRealm(realm);
        sManager.setCacheManager(cacheManager);
        sManager.setRememberMeManager(rememberManager);
        sManager.setSessionManager(sessionManager);
        return sManager;
    }
    @Bean
    public ShiroFilterFactoryBean shiroFilterFactory (SecurityManager securityManager) {
        ShiroFilterFactoryBean sfBean= new ShiroFilterFactoryBean();
        sfBean.setSecurityManager(securityManager);
        sfBean.setLoginUrl("/doLoginUI");
        //定义map指定请求过滤规则(哪些资源允许匿名访问,哪些必须认证访问)
        LinkedHashMap<String,String> map= new LinkedHashMap<>();
        //静态资源允许匿名访问:"anon"
        map.put("/bower_components/**","anon");
        map.put("/bootstrap/**","anon");
        map.put("/css/**","anon");
        map.put("/jquery/**","anon");
        map.put("/build/**","anon");
        map.put("/dist/**","anon");
        map.put("/plugins/**","anon");
        map.put("/img/**","anon");

        //登录页面放行
        map.put("/","anon");
        map.put("/admin/doLogin","anon");
        map.put("/login.html","anon");
        map.put("/admin-login.html","anon");

        map.put("/doLogout","logout");
        //除了匿名访问的资源,其它都要认证("authc")后访问
        map.put("/**","authc");
        sfBean.setFilterChainDefinitionMap(map);
        return sfBean;
    }
    @Bean
    public AuthorizationAttributeSourceAdvisor
    authorizationAttributeSourceAdvisor (SecurityManager securityManager) {
        AuthorizationAttributeSourceAdvisor advisor= new AuthorizationAttributeSourceAdvisor();
        advisor.setSecurityManager(securityManager);
        return advisor;
    }
    @Bean
    public CacheManager shiroCacheManager(){
        return new MemoryConstrainedCacheManager();
    }
    @Bean
    public RememberMeManager rememberMeManager() {
        CookieRememberMeManager cManager= new CookieRememberMeManager();;
        SimpleCookie cookie=new SimpleCookie("rememberMe");
        cookie.setMaxAge(7*24*60*60);
        cManager.setCookie(cookie);
        return cManager;
    }
    @Bean
    public SessionManager sessionManager() {
        DefaultWebSessionManager sManager= new DefaultWebSessionManager();
        sManager.setGlobalSessionTimeout(60*60*1000);
        return sManager;
    }
}
